Fix deprecation warning on CakePHP 5.3

Closes #49

Author: ADmad

src/Model/Behavior/SequenceBehavior.php

@@ -554,7 +554,7 @@ protected function _getUpdateExpression(string $direction = '+'): QueryExpressio
     {
         $field = $this->_config['sequenceField'];
 
-        return $this->_table->selectQuery()->newExpr()
+        return $this->_table->selectQuery()->expr()
             ->add(new IdentifierExpression($field))
             ->add('1')
             ->setConjunction($direction);